Quarterly Percent
2002-04-01 9.50
2003-01-01 11.00
2003-04-01 12.70
2003-10-01 8.90
2004-01-01 9.80
2004-04-01 16.20
2005-01-01 13.80
2005-04-01 9.40
2005-10-01 10.20
2006-01-01 8.20
2006-04-01 13.50
2006-10-01 8.40
2007-04-01 12.30
2007-10-01 7.20
2008-04-01 12.20
2008-10-01 13.60
2009-01-01 16.20
2009-04-01 27.50
2009-07-01 13.50
2009-10-01 20.60
2010-01-01 22.30
2010-04-01 25.20
2010-07-01 10.80
2010-10-01 14.60
2011-01-01 21.30
2011-04-01 22.30
2011-07-01 10.30
2011-10-01 19.20
2012-01-01 19.30
2012-04-01 16.70
2012-07-01 8.90
2012-10-01 14.30
2013-01-01 14.60
2013-04-01 20.50
2013-07-01 8.30
2013-10-01 10.20
2014-01-01 16.10
2014-04-01 14.80
2014-07-01 8.50
2014-10-01 12.70
2015-01-01 10.40
2015-04-01 13.60
2015-07-01 7.10
2015-10-01 12.60
2016-01-01 7.50
2016-04-01 8.70
2016-07-01 5.03
2016-10-01 5.06
2017-01-01 9.00
2017-04-01 11.10
2017-07-01 6.30
2017-10-01 7.60
2018-01-01 5.90
2018-04-01 10.30